phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('679f79a9cbe57b878a1d6616c8912bcc', -1, 1714640329, 1714640329, '030fc57b', 11, 0)

Line : 158
File : sessions.php